Mercedes-Benz GL-class X166 (2012-2016) engine compartment fuse, relay module Wiring diagrams

ABLV AIRMATIC COMPRESSOR UNIT AIRMATIC CONTROL UNIT AIRMATIC PRESSURE REDUCTION VALVE AIRMATIC RELAY BATTERY COMPARTMENT PREFUSE BOX BLK WIRE BLK/BLU WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE BRN/WHT WIRE COMPRESSOR MOTOR COMPUTER DATA LINES SYSTEM DVV ENGINE COMPARTMENT FUSE, RELAY MODULE ENGINE COMPARTMENT PREFUSE BOX FUSE 2 FUSE 238 FUSE 5 FUSE 62 GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT W/ CIRCUIT LEFT FRONT AXLE DAMPING VALVE UNIT LEFT FRONT LEVEL SENSOR MULTI FUSE 1 NCA WIRE ORG/ WIRE PNK WIRE PNK/BLK WIRE PNK/WHT WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE REL (+) SIG REL VERS RIGHT FRONT AXLE DAMPING VALVE UNIT RIGHT FRONT LEVEL SENSOR SIG SOLENOID VALVE 1 VALVE 2 VIO WIRE W/ ADS WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/WHT WIRE

BALL VALVE BATTERY COMPARTMENT PREFUSE BOX BLA BLK WIRE BLS M BLU/BLK WIRE BLU/WHT WIRE BRAKE VACUUM SENSOR BRN WIRE CAN H H CAN H L COMPUTER DATA LINES SYSTEM DF HL M DF HL S DF HR M DF HR S DF VL M BLS L DF VL S DF VR M DF VR S DZVL A ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE COMPARTMENT FUSE, RELAY MODULE ENGINE COMPARTMENT PREFUSE BOX FRONT AXLE FRONT AXLE BRAKE PRESSURE SENSOR FRONT AXLE INTAKE FUSE 1 FUSE 2 FUSE 204 FUSE 230 FUSE 4 GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/WHT WIRE HIGH PRESSURE, RETURN PUMP HOT AT ALL TIMES HOT W/ CIRCUIT 15 RELAY ENERGIZED LEFT FRONT PRESSURE LEFT REAR PRESSURE MULTI FUSE 1 PNK/BLK WIRE PNK/WHT WIRE REAR AXLE REAR AXLE INTAKE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE REGULATOR VALVE (HOLD) REGULATOR VALVE (RELEASE) RELAY ENERGIZED RIGHT FRONT PRESSURE RIGHT REAR PRESSURE STOP LAMP SWITCH SWITCHOVER VALVE TRACTION SYSTEM HYDRAULIC UNIT (LEFT FRONT OF ENGINE COMPT) UB (+) BLS H VAC_SIG VIO WIRE VIO/BLK WIRE VIO/WHT WIRE YAW RATE, LATERAL, LONGITUDINAL ACCELERATION SENSOR YEL/BLU WIRE

3.0L TURBO DIESEL 3.0L TURBO DIESEL 4.6L TURBO, 3.5L BATTERY COMPARTMENT PREFUSE BOX BEHIND STEERING WHEEL) BLK WIRE BLU WIRE BLU/GRY WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN A H CAN A L CAN B H CAN B H IP CAN B L CAN C H CAN C L CLUTCH CONTROL SOLENOID CLUTCH CONTROL SOLENOID COMPUTER DATA LINES SYSTEM DIRECT SELECT LEVER ELECTRIC TRANSMISSION OIL PUMP ELECTRONIC IGNITION SWITCH CONTROL UNIT ENGINE COMPARTMENT FUSE, RELAY MODULE FULLY INTEGRATED TRANSMISSION CONTROL CONTROL UNIT (IN TRANSMISSION) FUSE 2 FUSE 232 FUSE 237 GEAR IND GRN WIRE GRN/WHT WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT W/ CIRCUIT HOT W/ CIRCUIT 15 RELAY ENERGIZED INSTRUMENT CLUSTER INTELLIGENT SERVO MODULE (DIRECT SELECT) INTERNAL TRANSMISSION SPEED RPM SENSOR ISM LOWER CONTROL PANEL CONTROL UNIT MODE DISPLAY MULTIDISK BRAKE CONTROL SOLENOID MULTIPLE FUSE 1 OUTPUT SHAFT) P NOT PNK WIRE PRND RED WIRE RED/BLK WIRE RED/VIO WIRE RED/WHT WIRE RPM SENSOR SAM CONTROL UNIT (RIGHT KICK PANEL) SELECTION RANGE SENSOR STEERING COLUMN MODULE CONTROL UNIT TORQUE CONVERTER LOCKUP CLUTCH CONTROL SOLENOID VALVE TRANSMISSION TRANSMISSION MODE BUTTON TRANSMISSION OIL AUXILIARY PUMP CONTROL UNIT TRANSMISSION OIL TEMPERATURE SENSOR TURBINE WHEEL RPM SENSOR WORKING PRESSURE CONTROL SOLENOID VALVE CLUTCH CONTROL SOLENOID

30 L 30-R BATTERY COMPARTMENT PREFUSE BOX BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BRN WIRE COMPUTER DATA LINES SYSTEM ELECTRIC PARKING BRAKE CONTROL UNIT ELECTRIC PARKING BRAKE SWITCH ENGINE COMPARTMENT FUSE, RELAY MODULE FUSE 229 FUSE 231 FUSE 67 FUSE 68 GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/RED WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT W/ CIRCUIT 15 RELAY ENERGIZED INNER LEFT REAR LAMP UNIT INNER RIGHT REAR LAMP UNIT LEFT FRONT LAMP UNIT LEFT HEADLAMP RANGE ADJUSTMENT ACTUATOR MOTOR LEFT HIGH BEAM LEFT LOW BEAM LEFT REAR FOG LAMP RED/WHT WIRE RIGHT FRONT LAMP UNIT RIGHT HEADLAMP RANGE ADJUSTMENT ACTUATOR MOTOR RIGHT HIGH BEAM RIGHT LOW BEAM RIGHT REAR FOG LAMP SW 1 SW 2 SW 3 SW 4 WHT WIRE WHT/BLK WIRE YEL/BLK WIRE

30 L 30-R 57 L 57 R BATTERY COMPARTMENT PREFUSE BOX BEHIND STEERING WHEEL) BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L IP COMBINATION SWITCH COMPUTER DATA LINES SYSTEM ENGINE COMPARTMENT FUSE, RELAY MODULE EXTERIOR LIGHTS SWITCH FRONT FOG LAMP BUTTON FUSE 114 FUSE 229 FUSE 231 FUSE 233 FUSE 250 FUSE 67 FUSE 68 GRN WIRE GRN/WHT WIRE GRY/BLU WIRE GRY/WHT WIRE GRY/YEL WIRE HEADLAMP FLASHER/ HIGH BEAM SWITCH HOT AT ALL TIMES HOT W/ CIRCUIT 15 RELAY ENERGIZED ILLUMINATION SWITCH INTERIOR PREFUSE BOX LEFT ACTIVE CURVE ILLUMINATION ACTUATOR MOTOR LEFT FRONT EXTERIOR LIGHTS LED ACTUATION MODULE LEFT FRONT LAMP UNIT LEFT HEADLAMP RANGE ADJUSTMENT ACTUATOR MOTOR LEFT INFRARED LAMP LEFT LIGHT DISTRIBUTION ACTUATOR MOTOR LEFT XENON BULB W/ INTEGRATED IGNITION MODULE LEFT XENON LIGHT POWER SUPPLY MODULE LOW BEAM SWITCH NIGHT VIEW ASSIST BUTTON NSI L OVERHEAD CONTROL PANEL CONTROL MODULE PNK/WHT WIRE RAIN/LIGHT SENSOR (TOP CENTER OF WINDSHIELD) REAR FOG LAMP BUTTON REAR FUSE BOX RED/BLK WIRE RED/WHT WIRE RIGHT ACTIVE CURVE ILLUMINATION ACTUATOR MOTOR RIGHT FRONT EXTERIOR LIGHTS LED ACTUATION MODULE RIGHT FRONT LAMP UNIT RIGHT HEADLAMP RANGE ADJUSTMENT ACTUATOR MOTOR RIGHT INFRARED LAMP RIGHT LIGHT DISTRIBUTION ACTUATOR MOTOR RIGHT XENON BULB W/ INTEGRATED IGNITION MODULE RIGHT XENON LIGHT POWER SUPPLY MODULE SAM CONTROL UNIT (RIGHT KICK PANEL) STEERING COLUMN MODULE CONTROL UNIT TFL L TFL R VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL/BLK WIRE

BEHIND STEERING WHEEL) BLK WIRE BLU WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L IP CENTER HORNS BUTTON CLOCK SPRING CONTACT COMPUTER DATA LINES SYSTEM ENGINE COMPARTMENT FUSE, RELAY MODULE FANFARE HORN RELAY FUSE 20 FUSE 205 GRN WIRE GRN/WHT WIRE GRY WIRE HOT W/ CIRCUIT 15 RELAY ENERGIZED LEFT FANFARE HORN LEFT FANFARE HORN SYSTEM BUTTON RED WIRE RED/BLK WIRE REL FF RELAY ENERGIZED RIGHT FANFARE HORN RIGHT FANFARE HORN SYSTEM BUTTON SAM CONTROL UNIT (RIGHT KICK PANEL) STEERING COLUMN MODULE STEERING WHEEL ELECTRONICS WHT WIRE

ACCELERATOR PEDAL SENSOR BATTERY COMPARTMENT PREFUSE BOX BLK WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/PNK WIRE BRN/WHT WIRE CAN C H CAN C L CAN E H CAN E L CAN I H CDI CONTROL UNIT (REAR OF RIGHT FRONT FENDER) COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM CRASH PNK CAN 1 L WIRE EFP ENGINE COMPARTMENT FUSE, RELAY MODULE FUSE 213 FUSE 215 FUSE 216 FUSE 217 FUSE 31 GRN WIRE GRN/BLU WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/WHT WIRE HOT AT ALL TIMES KJA LUES MRLY PNK WIRE PNK/BLK WIRE PNK/BLU WIRE PNK/WHT WIRE RADIATOR SHUTTERS ACTUATOR RED/BLK WIRE RED/BLU WIRE RED/GRY WIRE RED/WHT WIRE SAM CONTROL UNIT SIG STARTING/CHARGING SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM UPSTREAM TEMPERATURE SCR CATALYTIC CONVERTER UPWG VIO/BLK WIRE VIO/WHT WIRE VSSAM WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL/RED WIRE YEL/WHT WIRE

ADBLUE DELIVERY MODULE (EARLY PRODUCTION) (TOP OF ADBLUE TANK MODULE) BLK WIRE BLU WIRE BLU/BLK WIRE BRN WIRE BRN/BLK WIRE BRN/PNK WIRE BRN/RED WIRE CAN CAN B H B L COMPUTER DATA LINES SYSTEM COOLANT TEMPERATURE WARNING LAMP INDICATOR DELIVERY PUMP ENGINE COMPARTMENT FUSE, RELAY MODULE ENGINE DIAGNOSIS INDICATOR LAMP FUEL LEVEL INDICATOR LAMP FUEL RESERVE INDICATOR LAMP FUSE 214 GRN WIRE GRN/WHT WIRE GRY/BLU WIRE GRY/WHT WIRE HEATING ELEMENT INSTRUMENT CLUSTER NOX SENSOR CONTROL UNIT DOWNSTREAM OF DIESEL PARTICULATE FILTER NOX SENSOR CONTROL UNIT DOWNSTREAM OF SCR CATALYTIC CONVERTER NOX SENSOR DOWNSTREAM OF DIESEL PARTICULATE FILTER NOX SENSOR DOWNSTREAM OF SCR CATALYTIC CONVERTER PNK WIRE PNK/BLK WIRE PNK/BLU WIRE PNK/WHT WIRE PNK/YEL WIRE PREGLOW INDICATOR LAMP PRESSURE SENSOR RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRY WIRE RELAY ENERGIZED SOOT PARTICULATE SENSOR SOOT PARTICULATE SENSOR CONTROL UNIT SWITCHOVER VALVE VIO/WHT WIRE WHT WIRE

A-A-SAM A-S-HR AAV ACCELERATOR PEDAL SENSOR ACTIVATED CHARCOAL FILTER SHUTOFF VALVE BATTERY COMPARTMENT PREFUSE BOX BLK WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE CAN B H CAN B L CAN C H CAN C L CHECK ENGINE MIL INDICATOR COMPUTER DATA LINES SYSTEM COOLANT RUN-ON PUMP COOLANT RUN-ON PUMP RELAY COOLANT TEMPERATURE GAUGE COOLANT TEMPERATURE WARNING LAMP INDICATOR COOLING FANS SYSTEM CRASH E A DST EKPR ENGINE COMPARTMENT FUSE, RELAY MODULE ENGINE DIAGNOSIS INDICATOR LAMP FUEL LEVEL INDICATOR LAMP FUEL RESERVE INDICATOR LAMP FUEL TANK PRESSURE SENSOR FUSE 208 FUSE 213 FUSE 214 FUSE 215 FUSE 216 FUSE 217 FUSE 31 GRN WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/WHT WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER LLKR LPV LUES ME-SFI (ME) CONTROL UNIT PNK WIRE PNK/BLK WIRE PNK/BLU WIRE PNK/YEL WIRE POWER DISTRIBUTION SYSTEM PURGE CONTROL VALVE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE SEWF 3 SIG-HTK/NTK STARTING/ CHARGING SYSTEM STARTING/CHARGING SYSTEM STR+ SUPPLEMENTAL RESTRAINTS SYSTEM VIO/BLK WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL/BLU WIRE YEL/RED WIRE YEL/WHT WIRE